inventory results  power plants   buildings   transportation   other   methodology  participants  acknowledgements		The following graph shows GHG emissions (in metric tons CO2 equivalent) from Yale's Power Plants' fuel usage. In 2002, the University used 79% natural gas and 19% fuel oil in its power plants. This is relatively clean fuel choice. However, more than 10,000 tons CO2 eq. could be reduced if the power plants used 100% natural gas.